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DEPR/CLN: Remove pd.rolling_*, pd.expanding* and pd.ewm* #18723

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Merged
merged 3 commits into from
Feb 1, 2018
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DEPR/CLN: Remove pd.rolling_*, pd.expanding* and pd.ewm* #18723

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eccc3c9
remove pd.running_*, pd.expanding_* and pd.ewm* and related code
Dec 14, 2017
045e47a
added test_expanding_func and test_expanding_apply
Jan 15, 2018
1443818
recreate _check_ndarray inline in _check_moment_func
Jan 20, 2018
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11 changes: 2 additions & 9 deletions doc/source/computation.rst
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Expand Up @@ -209,19 +209,12 @@ Window Functions

.. currentmodule:: pandas.core.window

.. warning::

Prior to version 0.18.0, ``pd.rolling_*``, ``pd.expanding_*``, and ``pd.ewm*`` were module level
functions and are now deprecated. These are replaced by using the :class:`~pandas.core.window.Rolling`, :class:`~pandas.core.window.Expanding` and :class:`~pandas.core.window.EWM`. objects and a corresponding method call.

The deprecation warning will show the new syntax, see an example :ref:`here <whatsnew_0180.window_deprecations>`.

For working with data, a number of windows functions are provided for
For working with data, a number of window functions are provided for
computing common *window* or *rolling* statistics. Among these are count, sum,
mean, median, correlation, variance, covariance, standard deviation, skewness,
and kurtosis.

Starting in version 0.18.1, the ``rolling()`` and ``expanding()``
The ``rolling()`` and ``expanding()``
functions can be used directly from DataFrameGroupBy objects,
see the :ref:`groupby docs <groupby.transform.window_resample>`.

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2 changes: 2 additions & 0 deletions doc/source/whatsnew/v0.23.0.txt
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Expand Up @@ -361,6 +361,8 @@ Removal of prior version deprecations/changes
- The ``labels`` attribute of the ``Categorical`` class has been removed in favor of :attribute:`Categorical.codes` (:issue:`7768`)
- The ``flavor`` parameter have been removed from func:`to_sql` method (:issue:`13611`)
- The modules `pandas.tools.hashing` and `pandas.util.hashing` have been removed (:issue:`16223`)
- The top-level functions ``pd.rolling_*``, ``pd.expanding_*`` and ``pd.ewm*`` have been removed (Deprecated since v0.18).
Instead, use the DataFrame/Series methods :attr:`~DataFrame.rolling`, :attr:`~DataFrame.expanding` and :attr:`~DataFrame.ewm` (:issue:`18723`)

.. _whatsnew_0230.performance:

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1 change: 0 additions & 1 deletion pandas/__init__.py
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Expand Up @@ -41,7 +41,6 @@

from pandas.core.api import *
from pandas.core.sparse.api import *
from pandas.stats.api import *
from pandas.tseries.api import *
from pandas.core.computation.api import *
from pandas.core.reshape.api import *
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Empty file removed pandas/stats/__init__.py
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7 changes: 0 additions & 7 deletions pandas/stats/api.py
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